Package Management

FreeBSD 13 — alsaplayer — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — alsaplayer — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: alsaplayer — multiple vulnerabilities Related CVEs: CVE-2006-4089 Upstream summary: Luigi Auriemma reports three vulnerabilities within alsaplayer: The function which handles the HTTP connections is vulnerable to a buffer-overflow that happens […]

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How to Set Up DRBD Block Replication on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up DRBD Block Replication on Debian 9

Introduction Deploying set up drbd block replication on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before […]

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Debian 11 — rust-stackvector — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — rust-stackvector — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-29939 Upstream summary: An issue was discovered in the stackvector crate through 2021-02-19 for Rust. There is an out-of-bounds write in StackVec::extend if size_hint provides certain anomalous data. […]

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Gentoo Linux — mail-filter/libspf2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — mail-filter/libspf2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202401-22 Related CVEs: CVE-2021-20314 CVE-2021-33912 CVE-2021-33913 Upstream summary: Multiple vulnerabilities have been discovered in libspf2. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & […]

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Debian 11 — python-dbusmock — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-dbusmock — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-1326 Upstream summary: python-dbusmock before version 0.15.1 AddTemplate() D-Bus method call or DBusTestCase.spawn_server_template() method could be tricked into executing malicious code if an attacker supplies a .pyc file. […]

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Oracle Linux 8 — libarchive — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libarchive — vulnerability — patch and remediation guide (ELSA-2022-0892)

🟡 Medium   ⏱ 10–30 min  Last verified: 11 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-0892 Related CVEs: CVE-2021-23177 CVE-2021-31566 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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How to Install and Use Podman with systemd Socket Activation on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install and Use Podman with systemd Socket Activation on RHEL 8

Podman is RHEL 8’s native container runtime and ships as a first-class package, offering full Docker CLI compatibility without requiring a background daemon running as root. One of its most powerful features on RHEL 8 is socket activation: systemd opens the Podman socket on demand, meaning the container engine only consumes resources when something actually […]

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FreeBSD 13 — qutebrowser — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — qutebrowser — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: qutebrowser — Reloading page with certificate errors shows a green URL Related CVEs: CVE-2018-10895 CVE-2020-11054 Upstream summary: Qutebrowser developers report: After a certificate error was overridden by the user, qutebrowser […]

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Oracle Linux 8 — TLS 1.3 not supported for NSS in FIPS Mode — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — TLS 1.3 not supported for NSS in FIPS Mode

🟠 High   ⏱ 5–30 min  Last verified: 10 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug OLRNT-notlssupport-fips Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]

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FreeBSD 12 — mailman-exim — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mailman-exim — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 December 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mailman < 2.1.38 — CSRF vulnerability of list mod or member against list admin page Related CVEs: CVE-2021-43331 CVE-2021-43332 CVE-2021-44227 Upstream summary: Mark Sapiro reports: A list moderator or list […]

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